ADR: Default runtime for harmony workloads

This ADR proposes to use k3s as a default runtime on linux and k3d on other platforms supporting docker

examples/lamp/src/main.rs

@@ -17,5 +17,8 @@ async fn main() {
         },
     };
 
-    Maestro::load_from_env().interpret(Box::new(lamp_stack)).await.unwrap();
+    Maestro::load_from_env()
+        .interpret(Box::new(lamp_stack))
+        .await
+        .unwrap();
 }